Principal Software Engineer Jobs in Missouri

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Staff, Software Engineer - Conversational AI

Walmart Inc.

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Remote or Sunnyvale, California, USA

Full-time

Position Summary What you'll do Cortex Team is Walmart's core A.I. conversational platform, powering the vision of delivering the world's best personal assistants to Walmart's customers, accessible via natural voice commands, text messages, rich UI interactions, and a mix of all of the above via multi-modal experiences. We believe conversations are a natural and powerful user interface for interacting with technology and enable a richer customer experiences - both online and in-store. We are
Posted 14 days ago | Updated 2 hours ago

Principal Space & Strategic Navigation Engineer

Draper

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Remote or Cambridge, Massachusetts, USA

Full-time

Overview: Draper is an independent, nonprofit research and development company headquartered in Cambridge, MA. The 2,000+ employees of Draper tackle important national challenges with a promise of delivering successful and usable solutions. From military defense and space exploration to biomedical engineering, lives often depend on the solutions we provide. Our multidisciplinary teams of engineers and scientists work in a collaborative environment that inspires the cross-fertilization of ideas
Posted 60+ days ago | Updated 2 hours ago

Lead Software Engineer, Design Technology

Tesla Motors

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Remote or Austin, Texas, USA

Full-time

Design Technology is responsible for making the tools Design Engineers use to design, e.g., batteries, Optimus, Robotaxi, and all new factories, every bit as intelligent and dynamic as the products themselves. As a Technical Lead Software Engineer, you will lead the research, development, delivery, and site reliability of products that touch virtually every part of our design process. Joining our team means directly impacting Tesla's ability to ship millions of products a year from factories ar
Posted 17 days ago | Updated 3 hours ago

Principal Engineer, MBDMI Lead (Hybrid-Puerto Rico)

RTX Corporation

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Remote or Aguadilla, Aguadilla, Puerto Rico

Full-time

Date Posted: 2025-04-12 Country: United States of America Location: HPR01: Collins Puerto Rico- Aguadilla Road 110 North Km 28.8 San Antonio Industrial Park, Aguadilla, PR, 00603 USA Position Role Type: Hybrid Join Collins Aerospace as a MBDMI Lead! We are looking for a highly motivated experienced professional to lead our MBDMI (Model-Based Definition, Manufacturing, and Inspection) and Product Lifecycle Management (PLM) initiatives related to engineering tools development and Collins Digital
Posted 59 days ago | Updated 2 hours ago

Principal Systems Test Equipment Engineer

Draper

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Remote or Cambridge, Massachusetts, USA

Full-time

Overview: Draper is an independent, nonprofit research and development company headquartered in Cambridge, MA. The 2,000+ employees of Draper tackle important national challenges with a promise of delivering successful and usable solutions. From military defense and space exploration to biomedical engineering, lives often depend on the solutions we provide. Our multidisciplinary teams of engineers and scientists work in a collaborative environment that inspires the cross-fertilization of ideas
Posted 60+ days ago | Updated 2 hours ago

Principal Information Security Engineer

Mastercard

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O'Fallon, Missouri, USA

Full-time

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we're helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest po
Posted 22 days ago | Updated 3 hours ago

Lead Software Engineer

DL Resource Group

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Remote

Full-time

Lead Software Engineer (REMOTE EST/CST) - NYC/Houston preferred We are seeking a skilled and motivated Lead engineer who is passionate about delivering high-quality, scalable software to our customers. The ideal candidate thrives on driving product initiatives from ideation through to execution and embraces a data-driven approach to decision-making throughout the development lifecycle. Our infrastructure is built on AWS Cloud, and our technology stack includes but is not limited to PHP/Laravel,
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Posted 3 days ago

Principal Casting Engineer (P4) - Remote

RTX Corporation

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Remote or Michigan, USA

Full-time

Date Posted: 2025-05-20 Country: United States of America Location: PW117: Michigan Remote Remote Location , Remote City, MI, 49503 USA Position Role Type: Remote U.S. Citizen, U.S. Person, or Immigration Status Requirements: Security Clearance: None/Not Required Pratt & Whitney is working to once again transform the future of flight-designing, building and servicing engines unlike any the world has ever seen. And because transformation begins from within, we're seeking the people to drive it
Posted 33 days ago | Updated 2 hours ago

Principal Jurisdiction and Classification Engineer

RTX Corporation

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Kentucky, USA

Full-time

Date Posted: 2025-06-24 Country: United States of America Location: RKY99: RTN Remote, Kentucky Position Role Type: Remote U.S. Citizen, U.S. Person, or Immigration Status Requirements: The ability to obtain and maintain a U.S. government issued security clearance is required.Security Clearance: DoD Clearance: Secret At Raytheon, the foundation of everything we do is rooted in our values and a higher calling - to help our nation and allies defend freedoms and deter aggression. We bring the st
Posted 14 days ago | Updated 2 hours ago

Principal Applications Integration Engineer - Shockwave

Johnson & Johnson

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Remote or Santa Clara, California, USA

Full-time

At Johnson & Johnson, we believe health is everything. Our strength in healthcare innovation empowers us to build a world where complex diseases are prevented, treated, and cured, where treatments are smarter and less invasive, and solutions are personal. Through our expertise in Innovative Medicine and MedTech, we are uniquely positioned to innovate across the full spectrum of healthcare solutions today to deliver the breakthroughs of tomorrow, and profoundly impact health for humanity. Learn m
Posted 60+ days ago | Updated 3 hours ago

Staff Software Engineer

Samsung Electronics America

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Remote or Mountain View, California, USA

Full-time

Position Summary Samsung Ads is a leading innovator in advertising technology, dedicated to providing cutting-edge solutions that optimize ad performance and deliver exceptional results for our clients. We are seeking a highly skilled and experienced front-end staff engineer to join our dynamic team and help shape the future of the ad tech industry. We seek a talented Staff Engineer to play a pivotal role in enhancing our platform's performance advertising capabilities. As a Staff Engineer, So
Posted 60+ days ago | Updated 3 hours ago

Staff, Software Engineer - People.AI

Walmart Inc.

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Remote or Bentonville, Arkansas, USA

Full-time

Position Summary Walmart is a multi-national people-led tech-powered omni channel retailer with over 2.2M associates. AtPeople.AI, we help, support and empower the HR department with AI and Gen AI solutions to improve productivity, harness the opportunities for growth, focus on well-being and cultivate cultures of belonging to all Walmarts associates. People.AI is seeking a highly skilled and experiencedStaff Machine Learning Engineer. You will be responsible for leading the development of inno
Posted 52 days ago | Updated 2 hours ago

Staff Software Development Engineer

CVS Health

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Remote or Hartford, Connecticut, USA

Full-time

At CVS Health, we're building a world of health around every consumer and surrounding ourselves with dedicated colleagues who are passionate about transforming health care. As the nation's leading health solutions company, we reach millions of Americans through our local presence, digital channels and more than 300,000 purpose-driven colleagues - caring for people where, when and how they choose in a way that is uniquely more connected, more convenient and more compassionate. And we do it all w
Posted 33 days ago | Updated 3 hours ago

Principal Security Engineer - Google Cloud Platform Cloud Security Architect

Target Corporation

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Remote or Brooklyn Park, Minnesota, USA

Full-time

The pay range is $163,000.00 - $294,000.00 Pay is based on several factors which vary based on position. These include labor markets and in some instances may include education, work experience and certifications. In addition to your pay, Target cares about and invests in you as a team member, so that you can take care of yourself and your family. Target offers eligible team members and their dependents comprehensive health benefits and programs, which may include medical, vision, dental, life
Posted 60+ days ago | Updated 3 hours ago

Lead Software Engineer

Wellington Management Company, LLP

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Remote or Boston, Massachusetts, USA

Full-time

About Us Wellington Management offers comprehensive investment management capabilities that span nearly all segments of the global capital markets. Our investment solutions, tailored to the unique return and risk objectives of institutional clients in more than 60 countries, draw on a robust body of proprietary research and a collaborative culture that encourages independent thought and healthy debate. As a private partnership, we believe our ownership structure fosters a long-term view that ali
Posted 10 days ago

Principal BizOps Engineer

Mastercard

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O'Fallon, Missouri, USA

Full-time

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we're helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest po
Posted 60+ days ago | Updated 3 hours ago

Staff, Software Engineer - Platform

Walmart Inc.

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Remote or Sunnyvale, California, USA

Full-time

Position Summary What you'll do Walmarts Enterprise Business Services (EBS) is a powerhouse of seven exceptional teams delivering world-class technology solutions and services making a profound impact at every level of Walmart. As a key part of Walmart Global Tech, our teams set the bar for operational excellence and leverage emerging technology to support millions of customers, associates, and stakeholders worldwide. Joining EBS means embarking on a journey of limitless growth, relentless inn
Posted 43 days ago | Updated 2 hours ago

Principal Logistics Engineer - Defense Product Support

Leonardo DRS

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Bridgeton, Missouri, USA

Full-time

Job ID: 111815 The Leonardo DRS Land Systems business is a recognized leader in the design and integration of complex technologies into new and legacy systems and platforms for global military and commercial customers. We are a 5 year running Top Workplace in the Greater St. Louis area. Job Summary Leonardo DRS Land Systems is seeking a Logistics Engineer level IV for our Bridgeton, MO facility who is experienced in DoD Acquisition Logistics with focus on sustainment, maintenance and improving
Posted 37 days ago | Updated 3 hours ago

Staff Software Engineer, Supply Platform

Airbnb

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Remote

Full-time

Airbnb was born in 2007 when two hosts welcomed three guests to their San Francisco home, and has since grown to over 5 million hosts who have welcomed over 2 billion guest arrivals in almost every country across the globe. Every day, hosts offer unique stays and experiences that make it possible for guests to connect with communities in a more authentic way. The Community You Will Join: The Supply Platform team is chartered with building the platform and tooling to enable Airbnb to onboard an
Posted 50 days ago | Updated 3 hours ago

Lead Java Developer

Agile

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Remote or Atlanta, Georgia, USA

Full-time

Location: Hybrid Remote in Atlanta or 100% Remote must be in the United States and willing to work Eastern business hours Employment Type: Permanent / Direct Hire / Full-time Salary: Up to $140K (depending on experience) + bonus Work Authorization: Due to client requirements, only candidates who do not require sponsorship now or in the future will be considered. Benefits: Unlimited PTOFull healthcare coverage for employees + family (medical, dental, vision, life, and supplemental insurances)Shor
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Posted 2 days ago